Home / 10,028.97-15,043.46-3,785.49

Finding the Fourth Proportional to 10,028.97, 15,043.46 and 3,785.49

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Solution

The fourth proportional to 10,028.97, 15,043.46 and 3,785.49 is: 5,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.97 : 15,043.46 = 3,785.49 : x
  2. Step 2: Convert to fraction form
    10,028.97/15,043.46 = 3,785.49/x
  3. Step 3: Cross multiply
    10,028.97x = 15,043.46 × 3,785.49
  4. Step 4: Simplify right side
    10,028.97x = 56,946,848.47
  5. Step 5: Solve for x
    x = 56,946,848.47/10,028.97
  6. Step 6: Final answer
    x = 5,678.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.